DEGREE DAY is a measure of the coldness of the weather (heating degree day) or its heat (cooling degree day) based on the extent to which the daily mean temperature falls below or rises above 65o Fahrenheit.
Barry Goldsmith
| APA | Barry Goldsmith. (2010). degree day. Retrieved September 24, 2026, from http://smartdefine.org/degree_day/definitions/1151756 |
| Chicago | Barry Goldsmith. 2010. "degree day" http://smartdefine.org/degree_day/definitions/1151756 (accessed September 24, 2026). |
| Harvard | Barry Goldsmith 2010, degree day, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/degree_day/definitions/1151756>. |
| MLA | Barry Goldsmith. "degree day" 21 October 2010. Web. 24 September 2026. <http://smartdefine.org/degree_day/definitions/1151756> |